Let's get to the latest own the jodi arias trial. Explosive details yesterday, including the revelation she may have lied to her own diary. Abc's ryan owens has that from phoenix. I know I didn't take travis' life. Reporter: Jodi arias lied to police. But was she also deceiving hersel this morning, a never-before-seen look at the admitted killer's journal, seized by police from her bedroom in her grandparents' california home. On this page obtained by abc news, arias writes, travis is dead. What happened? Travis, what is this? The entry comes days after she stabbed and shot travis alexander in june 2008. Three days after his body was found, another bizarre entry. It just feels like he hasn't called me in too long. I hear him singing. I hear him laugh. On wednesday, prosecutors played more of the interrogation tapes from after her arrest. Arias repeatedly says she didn't kill alexander. But if she did, she would do it very differently. I don't think I could stab him. I think I would have to shoot him continuously, until he was dead. Nothing but the truth, so help you god? I do. Reporter: The jury heard from the man arias rented a car from where she drove to alexander's mesa, arizona home. When she returned it, the floor mats were missing. And something else. There were stains in the backseat. What was the color of the stain? It appeared to be cool aid. Reporter: Prosecutors say, it's more evidence she committed the crime and tried to cover it up. Her attorneys will argue she killed in self-defense, that alexander abused her. A defense that doesn't appear to the square with what she wrote in her journal. The final page we obtained, if i ever have a son, I'll name him alexander. For "good morning america," ryan owens, abc news, phoenix.

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